Power Systems Which of the following transformer is used in sub station for operating a protective relay? capacitor voltage transformer All of these auto transformer distribution transformer capacitor voltage transformer All of these auto transformer distribution transformer ANSWER DOWNLOAD EXAMIANS APP
Power Systems Two identical synchronous machines having same inertia constant are connected in parallel and swinging together. The effective inertia constant is 4 MJ/MVA. Then each machine has inertia constant of 4 MJ/MVA 2 MJ/MVA 8 MJ/MVA 16 MJ/MVA 4 MJ/MVA 2 MJ/MVA 8 MJ/MVA 16 MJ/MVA ANSWER DOWNLOAD EXAMIANS APP
Power Systems Earthing switch is used for measuring of safety voltage discharging residual energies All of these protection of equipment from ground faults measuring of safety voltage discharging residual energies All of these protection of equipment from ground faults ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 3 - Φ, 33 kV oil circuit breaker is rated 1200 A, 2000 MVA, 3 s. The symmetrical breaking current is 3600 A. 35 kA. 104.8 kA. 1200 A. 3600 A. 35 kA. 104.8 kA. 1200 A. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The annual depreciation of hydro power plant is about 20 - 25 %. 10 - 15 %. 15 - 20 %. 0.5 - 1.5 %. 20 - 25 %. 10 - 15 %. 15 - 20 %. 0.5 - 1.5 %. ANSWER DOWNLOAD EXAMIANS APP
Power Systems In an interconnected power system, the most suitable power plant to meet the peak load condition is thermal plant nuclear plant hydro power plant pumped storage plant thermal plant nuclear plant hydro power plant pumped storage plant ANSWER DOWNLOAD EXAMIANS APP
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